FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 355 



rous, the eggs deposited in large leathery four-angled cases or cap- 

 sules, with two long tubular horns at each end. Fossils are known 

 from the Cretaceous and later formations. 



ANALYSIS OF GENERA 



a\ liostral cartilage extended from skull, pointed ; pectorals widely separated in 

 front Raja 



a^ Rostrum soft and flexible ; pectorals narrowly separated behind short rostral 

 process Psammobatis 



Genus RAJA Linnaeus 



Raja Linnaeus, Syst. Nat., ed. 10, vol. 1, p. 231, 1758. (Type, Raja clavata 



Linnaeus, designated by Jordan and Gilbert, Proc. U. S. Nat. Mus., vol. 5, 



p. 36, 1882.) 

 Raia Scopoli, Introd. Hist. Nat, p. 464, 1777; Index Animal., p. (6), 1787; 



BoNNATEKEE, Tab!. Ichth., p. 4, 1788. (Type, Raja clavata Linnaeus.) 

 Lciohatus Klein, Neuer Schauplatz, vol. 1, p. 316, 1775 (species nonbinomial). 



(Type, Raja oxyrinchus Linnaeus, designated by Jordan and Evermann 



Genera of Fishes, pt. 1, p. 36, 1917. Inadmissible.) 

 Dipturus Rafinesque, Caratteri animali piante Sicilia, p. 16, 1810. (Type, Raja 



batos Rafinesque=i?aya bat is Linnaeus, monotypic.) 

 Cephaleutherus Rafinesque, Indice d'ittiologia siciliana, pp. 48, 01, ISIO. (Type, 



Cephaleutherus maculatus Rafinesque, monotypic. Monstrosity.) 

 Platopferus Rafinesque, Analyse de la nature, p. 93, 1815. (Type, Raja cla- 

 vata Linnaeus, virtually. Platopterus Rafinesque proposed to replace Raja 



Linnaeus. ) 

 Dasybatus (not Klein) Blainville, Bull. Soc. Philom., Paris, vol. 8, p. 121, 



1816. (Type, Raja batis Linnaeus.) 

 Dasybatis (not Dasyatis Rafinesque, 1810) Blainville, Faune Fran^-aise, Pois- 



sons, p. 12, 1825. (Type, Raja batis Linnaeus, designated by Jordan and 



Evermann, Genera of fishes, pt. 1, p. 134, 1917.) 

 Propterygia Otto, Nov. Act. Acad. Leop. Bonn., vol. 10, p. 112, 1821. (Type, 



Propterygia hyposticta Otto, monotypic. Monstrosity.) 

 Laeviraja Bonaparte, Icon. Fauna Italica, Pesci, vol. 3, fasc. 6, 1834 (descrip- 

 tion). (Type, Raja oxyrinclins Linnaeus.) 

 Lacvlraija Bonaparte, Nuov. Ann. Mus. Bologna, No. 2, p. 203, 1838. (Type, 



Raja oxyrinchus Linnaeus.) 

 Batis (not Boie 1833 in birds) Bonaparte, M6m. Soc. Sci. Nat. Neuchatel, 



vol. 2, p. 7, 1839; Cat. Metod. Pesci Europei, p. 12, 1846. (Type, Raja radula 



Delaroche, monotypic.) 

 Hieroptera Fleming, Philosoph. Joum. Edinburgh, vol. 31, p. 236, pis. 4-5, 



1841. (Type, Hieroptera abredonensis Fleming, monotypic. Monstrosity.) 

 Actinobatis Agassiz, Poissons fossiles, vol. 3, p. 372, 1843. (Type, Raia (Acti- 



nobatis) ornata Agassiz.) 

 Eleutherocephalus Agassiz, Nomenclatoris zoologici index universalis, pp. 71, 136, 



1846. (Type, Cephaleutherus maculatus Rafinesque.) 

 Peroptera Gistel, Naturg. Thierreichs, 1848, p. x. (Type, Hieroptera abre- 

 donensis Fleming, virtually.) {Peroptera Gistel apparent misspelling for 



Hieroptera Fleming.) 

 Perioptera Gistel, idem. (Type, Hieroptera abredonensis Fleming, virtually.) 



(Perioptera Gistel apparent misspelling for Hieroptera Fleming.) 

 Amblyraja Malm, Goteborgs Bohusl. Fauna, p. 607, 1877. (Type, Raja radiata 



Donovan.) 



